@InProceedings{xu:11,
 author = {Xu, Tao and David, Bertrand and Chalon, Ren{\'e} and Zhou, Yun},
 title = {A context-aware middleware for ambient intelligence},
 booktitle = {Proceedings of the Workshop on Posters and Demos Track},
 series = {PDT '11},
 year = {2011},
 isbn = {978-1-4503-1073-4},
 location = {Lisbon, Portugal},
 pages = {10:1--10:2},
 articleno = {10},
 numpages = {2},
 url = {http://doi.acm.org/10.1145/2088960.2088970},
 doi = {10.1145/2088960.2088970},
 acmid = {2088970},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {ambient intelligence, context-aware, middleware},
} 

@article{chae:10,
 author = {Chae, Heung Seok and Park, Jae Geol and Cui, Jian Feng and Lee, Joon Sang},
 title = {An adaptive load balancing management technique for RFID middleware systems},
 journal = {Softw. Pract. Exper.},
 issue_date = {May 2010},
 volume = {40},
 number = {6},
 month = may,
 year = {2010},
 issn = {0038-0644},
 pages = {485--506},
 numpages = {22},
 url = {http://dx.doi.org/10.1002/spe.v40:6},
 doi = {10.1002/spe.v40:6},
 acmid = {1780355},
 publisher = {John Wiley \& Sons, Inc.},
 address = {New York, NY, USA},
 keywords = {RFID middleware, adaptive load balancing, load balancing strategy, performance model},
} 

@article{ullah:12,
 author = {Ullah, S. and Alsalih, W. and Alsehaim, A. and Alsadhan, N.},
 title = {A Review of Tags Anti-collision and Localization Protocols in RFID Networks},
 journal = {J. Med. Syst.},
 issue_date = {December  2012},
 volume = {36},
 number = {6},
 month = dec,
 year = {2012},
 issn = {0148-5598},
 pages = {4037--4050},
 numpages = {14},
 url = {http://dx.doi.org/10.1007/s10916-012-9876-5},
 doi = {10.1007/s10916-012-9876-5},
 acmid = {2387086},
 publisher = {Plenum Press},
 address = {New York, NY, USA},
 keywords = {Anti-collision, Applications, Localization, RFID, Survey},
}

@article{want:04,
 author = {Want, Roy},
 title = {Enabling Ubiquitous Sensing with RFID},
 journal = {Computer},
 issue_date = {April 2004},
 volume = {37},
 number = {4},
 month = apr,
 year = {2004},
 issn = {0018-9162},
 pages = {84--86},
 numpages = {3},
 url = {http://dx.doi.org/10.1109/MC.2004.1297315},
 doi = {10.1109/MC.2004.1297315},
 acmid = {987541},
 publisher = {IEEE Computer Society Press},
 address = {Los Alamitos, CA, USA},
} 

@article{emmanouilidis:13,
 author = {Emmanouilidis, Christos and Koutsiamanis, Remous-Aris and Tasidou, Aimilia},
 title = {Review: Mobile guides: Taxonomy of architectures, context awareness, technologies and applications},
 journal = {J. Netw. Comput. Appl.},
 issue_date = {January, 2013},
 volume = {36},
 number = {1},
 month = jan,
 year = {2013},
 issn = {1084-8045},
 pages = {103--125},
 numpages = {23},
 url = {http://dx.doi.org/10.1016/j.jnca.2012.04.007},
 doi = {10.1016/j.jnca.2012.04.007},
 acmid = {2406215},
 publisher = {Academic Press Ltd.},
 address = {London, UK, UK},
 keywords = {Context aware services, Mobile computing, Mobile guides, Urban computing},
} 

@article{abu:10,
 author = {Abu, Sheikh Taher},
 title = {Technological innovations and 3G mobile phone diffusion: Lessons learned from Japan},
 journal = {Telemat. Inf.},
 issue_date = {November, 2010},
 volume = {27},
 number = {4},
 month = nov,
 year = {2010},
 issn = {0736-5853},
 pages = {418--432},
 numpages = {15},
 url = {http://dx.doi.org/10.1016/j.tele.2010.03.001},
 doi = {10.1016/j.tele.2010.03.001},
 acmid = {1808692},
 publisher = {Pergamon Press, Inc.},
 address = {Tarrytown, NY, USA},
 keywords = {3G mobile phone, Competition policy, Panel data analysis, Small gadget, Technological innovation, Value-added services},
}

@article{teng:09,
 author = {Teng, Weichen and Lu, Hsi-Peng and Yu, Hueiju},
 title = {Exploring the mass adoption of third-generation (3G) mobile phones in Taiwan},
 journal = {Telecommun. Policy},
 issue_date = {November, 2009},
 volume = {33},
 number = {10-11},
 month = nov,
 year = {2009},
 issn = {0308-5961},
 pages = {628--641},
 numpages = {14},
 url = {http://dx.doi.org/10.1016/j.telpol.2009.07.002},
 doi = {10.1016/j.telpol.2009.07.002},
 acmid = {1645770},
 publisher = {Pergamon Press, Inc.},
 address = {Tarrytown, NY, USA},
 keywords = {3G, Consumer behavior, Mobile phone, Perceived utility, Technology acceptance},
}

@misc{abiweb:10,
 author = "Markets and Markets",
 title = "World Mobile Applications Market — Advanced Technologies Global Forecast(2010–2015)",
 year = "2010",
 url = "http://www.marketsandmarkets.com/Market-Reports/mobile-applications-228.html",
 note = "[Online; accessed 10-Março-2013]",
}

@misc{joeweb:12,
 author = " Joe McKendrick",
 title = "Milestone: more smartphones than PCs sold in 2011",
 year = "2012",
 url = "http://www.smartplanet.com/blog/business-brains/milestone-more-smartphones-than-pcs-sold-in-2011/21828",
 note = "[Online; accessed 10-Março-2013]",
}

@article{liu:11,
 author = {Liu, Fagui and Lin, Yuedong and Ruan, Yongxiong and Jie, Yuzhu and Liu, Zehao},
 title = {RFID Middleware for Mobile Computing and Its Application},
 journal = {J. of Inf. and Comp. Science},
 year = {2011},
 volume = {8},
 number = {7},
 pages = {1025--1033},
 numpages = {9},
 publisher = {Academic Press Ltd.},
}

@inproceedings{wei:12,
 author = {Wei, Qiang and Jin, Zhi},
 title = {Service discovery for internet of things: a context-awareness perspective},
 booktitle = {Proceedings of the Fourth Asia-Pacific Symposium on Internetware},
 series = {Internetware '12},
 year = {2012},
 isbn = {978-1-4503-1888-4},
 location = {Qingdao, China},
 pages = {25:1--25:6},
 articleno = {25},
 numpages = {6},
 url = {http://doi.acm.org/10.1145/2430475.2430500},
 doi = {10.1145/2430475.2430500},
 acmid = {2430500},
 publisher = {ACM},
 address = {New York, NY, USA},
 keywords = {Dynamic Bayesian networks, context-aware, internet of things, service discovery},
}